ML - Mail Server

Hello everyone,

I'm have this issue with the mail server, any idea to fix this?

Jan 14 13:45:47 merlin.macwebservers.com sudo[2759] <Notice>: picard_alain : TTY=ttys000 ; PWD=/Users/picard_alain ; USER=root ; COMMAND=/Applications/Server.app/Contents/ServerRoot/usr/sbin/serveradmin start mail

Jan 14 13:45:49 merlin.macwebservers.com postfix/postfix-script[2829] <Warning>: warning: not owned by _postfix: /Library/Server/Mail/Data/mta/./guid_device_maps.plist

Jan 14 13:45:49 merlin.macwebservers.com postfix/postfix-script[2832] <Warning>: warning: group or other writable: /Library/Server/Mail/Data/mta

Jan 14 13:45:51 merlin.macwebservers.com serveradmin[2760] <Notice>: malformed plist file: missing keys /Library/Server/Network/Config/autoportmap.plist

Jan 14 13:45:52 merlin.macwebservers.com serveradmin[2760] <Error>: posting dist not

Jan 14 13:45:52 merlin.macwebservers.com dovecotd[2764] <Warning>: master: Warning: SIGHUP received - reloading configuration

Jan 14 13:45:53 merlin.macwebservers.com push_notify[2763] <Notice>: Opening connection to apn feedback server feedback.push.apple.com for topic com.apple.mail.XServer.12619985-2784-472e-8ded-93b3bd5fb0fd

Jan 14 13:45:53 merlin.macwebservers.com push_notify[2763] <Notice>: Disconnected from apn feedback server feedback.push.apple.com for topic com.apple.mail.XServer.12619985-2784-472e-8ded-93b3bd5fb0fd

Jan 14 13:46:06 merlin.macwebservers.com ruby[3530] <Warning>: CFPreferences: user home directory for user kCFPreferencesCurrentUser at /var/teamsserver is unavailable. User domains will be volatile.

Jan 14 13:46:06 merlin.macwebservers.com sandboxd[3532] ([3530]) <Notice>: collabpp(3530) deny file-read-data /Applications/Server.app/Contents/ServerRoot/usr/lib/libpq.5.5.dylib

Jan 14 13:46:06 merlin.macwebservers.com collabpp[3530] <Warning>: CFPreferences: user home directory for user kCFPreferencesCurrentUser at /var/teamsserver is unavailable. User domains will be volatile.

Jan 14 13:46:06 merlin.macwebservers.com sandboxd[3532] ([3530]) <Notice>: collabpp(3530) deny file-read-data /Library/Preferences/.GlobalPreferences.plist

Jan 14 13:46:07 merlin kernel[0] <Debug>: Sandbox: sandboxd(3532) deny mach-lookup com.apple.coresymbolicationd

Jan 14 13:46:07 merlin.macwebservers.com sandboxd[3532] ([3530]) <Notice>: collabpp(3530) deny file-read-data /Library/Preferences/.GlobalPreferences.plist